Finding the Fourth Proportional to 7,654,841.01, 11,480,447.60 and 2,189,767.32
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Solution
The fourth proportional to 7,654,841.01, 11,480,447.60 and 2,189,767.32 is: 3,284,132.09
Step by Step Solution
- Step 1: Write the proportion equation
7,654,841.01 : 11,480,447.60 = 2,189,767.32 : x - Step 2: Convert to fraction form
7,654,841.01/11,480,447.60 = 2,189,767.32/x - Step 3: Cross multiply
7,654,841.01x = 11,480,447.60 × 2,189,767.32 - Step 4: Simplify right side
7,654,841.01x = 25,139,508,973,452.43 - Step 5: Solve for x
x = 25,139,508,973,452.43/7,654,841.01 - Step 6: Final answer
x = 3,284,132.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.